WASET
    A. K. Pathak and  K. Ojha,  Estimation of Methane from Hydrocarbon Exploration and Production in India.   journal   = {International Journal of Chemical and Molecular Engineering}, [online]. World Academy of Science, Engineering and Technology.
    April 2012, vol. 64(4). 362 - 365
    [viewed 29 March 2024]. Available from: https://publications.waset.org/pdf/1504.